defence exam Indian Navy Chargeman/Draughtsman Mock Test 2023 Current Affairs Science and Technology
Recently Cassiopeia A was in news, it is related to which of the following?
1
A new viral strain of Covid Virus.
2
It is the remnant of old supernova explosion.
3
A newly discovered galaxy about the same age of Milky way.
4
A dwarf planet between the orbits of Saturn and Jupiter